api-docs/docs/browser-tracker/markdown/browser-tracker.browserplugin.md
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[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [BrowserPlugin](./browser-tracker.browserplugin.md)
## BrowserPlugin interface
Interface which defines Core Plugins
<b>Signature:</b>
```typescript
interface BrowserPlugin extends CorePlugin
```
<b>Extends:</b> CorePlugin
## Properties
| Property | Type | Description |
| --- | --- | --- |
| [activateBrowserPlugin?](./browser-tracker.browserplugin.activatebrowserplugin.md) | (tracker: BrowserTracker) => void | <i>(Optional)</i> Called when the plugin is initialised during the Tracker construction |